<h2>Comments</h2>
<pre><code>; This is a comment</code></pre>

<h2>Booleans</h2>
<pre><code>#t
#f</code></pre>

<h2>Strings</h2>
<pre><code>"two \"quotes\" within"</code></pre>

<h2>Functions</h2>
<pre><code>(lambda (x) (+ x 3))
(apply vector 'a 'b '(c d e))
</code></pre>

<h2>Full example</h2>
<pre><code>;; Calculation of Hofstadter's male and female sequences as a list of pairs

(define (hofstadter-male-female n)
  (letrec ((female (lambda (n)
		     (if (= n 0)
			 1
			 (- n (male (female (- n 1)))))))
	   (male (lambda (n)
		   (if (= n 0)
		       0
		       (- n (female (male (- n 1))))))))
    (let loop ((i 0))
      (if (> i n)
	  '()
	  (cons (cons (female i)
		      (male i))
		(loop (+ i 1)))))))

(hofstadter-male-female 8)</code></pre>